Octahedron Definition
ŏktə-hēdrən
octahedra, octahedrons
noun
A solid figure with eight plane surfaces.
Webster's New World
Other Word Forms of Octahedron
Noun
Singular:
octahedron
Plural:
octahedra, octahedronsOrigin of Octahedron
-
Greek oktaedron from neuter of oktaedros having eight sides okta- octo- -edros sided –hedron
From American Heritage Dictionary of the English Language, 5th Edition
From Ancient Greek ὀκτώ (oktō, “eight") + ἕδρα (hedra, “seat").
From Wiktionary
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